BMC cotton air filter for original airbox 771/20

Discover the BMC cotton air filter, designed to fit your original 771/20 airbox perfectly. Globally recognised, BMC Air Filters is a pioneer in the creation, development and production of high-performance air filters and direct induction systems. With years of expertise, its team of engineers and technicians has complete mastery of airflow analysis.

These filters are not only washable and reusable, but also deliver a notable increase in engine torque and power while reducing fuel consumption. A thorough understanding of intake, acceleration and gas management dynamics enables BMC to collaborate with the most prestigious teams in a range of disciplines, including F1, rallying and endurance racing.

Remember to maintain your filter to extend its service life with our dedicated products: WAFLU200 oil and WADET500 detergent. This filter is compatible with BMW X5 (E70) 48i E70 355 CV models, years 06 to 10.